make each stanza have the same number of syllables
An ant carries a big snack (A) (7)
It is big and round (B) (5)
Far bigger than its back (A) (6)
Careful to not drop it on the ground (B) (9)
Even though its large and heavy (C) (6)
The small ant carries it home (D) (7)
The ant keeps it steady (C) (6)
On and on it roams (D) (5)
The snack is far larger (E) (6)
But the ant doesn't seem to notice (F) (9)
As it gets closer, it works harder (E) (9)
The tiny ant is quite ferocious (F)
As it finally gets to its mound (G)
It finally sets the big snack down (H)
It worked hard and was finally to allowed (G)
To eat the snack it carried all through town (H)
The ant looks up at the sky (I) (6)
Feeling proud of what it achieved (J) (8)
It knows it's worth the try (I) (6)
With its determination never deceived (J) (8)